Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields: propulsion & Granted : Yes or None & Number of claims: 2-4

Use the filters below to narrow your results.

Office:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
Granted: (Click arrow to add another value)
Supplementary to patent:
None (312) · Patent GB-1911-12232 (5) · Patent DE-1910-06-18 Carl Hanschke (4) · Patent DE-1907-196255 (4) · Patent CH-1912-62201 (4) · Patent DE-1909-220044 (4) · Patent DE-1907-215602 (3) · Patent FR-1910-423792 (3) · Patent SE-1906-25199 (3) · Patent FR-1904-340154 (3)
Related to aircraft:
Patent agent:
None (158) · Armengaud jeune (18) · None (10) · Marks & Clerk (9) · Munn & Co. (9) · Brandon frères (6) · L. Chassevent (6) · Lavoix et Mosès (6) · E. Blétry (6) · Victor J. Evans (5) · Boult, Wade & Tennant (5) · Wheatley & Mackenzie (5) · Schwab (5) · Charles Dony (4) · J. Germain (4)
National tech categories:
None (107) · FR 6.4 (101) · HU V/h (26) · AT 77d (14) · FR 6.2 (11) · DE 77 (10) · FR 6.3 (9) · USPC 244/30 (8) · USPC 244/73R (8) · GB 4 propel & steer (8) · USPC 244/6 (8) · USPC 244/70 (6) · USPC 244/72 (6) · USPC 244/60 (5) · DE 77h.6 (5) · CH 115 (5) · FR 5.3 (5) · DE 77h.5 (5)
IPCs:
None (219) · IPC B64C11/00 (29) · IPC B64B1/00 (25) · IPC B64C39/00 (23) · IPC B64C23/00 (13) · IPC B64C27/04 (11) · IPC B64C33/02 (10) · IPC B64D27/00 (7) · IPC B64C33/00 (6) · IPC B64C27/00 (6) · IPC B64D35/04 (6) · IPC B64C11/16 (5) · IPC B64C11/04 (5) · IPC B64C11/20 (4) · IPC B63H1/12 (4) · IPC B64C3/38 (4) · IPC B64C29/00 (4) · IPC B64C17/00 (4) · IPC B64B1/58 (4) · IPC B64D35/08 (4)
CPCs:
None (124) · CPC B64B1/00 (38) · CPC B64C11/006 (28) · CPC B64C23/005 (27) · CPC B64C33/02 (18) · CPC B64C39/005 (17) · CPC B64C2700/6274 (11) · CPC B64C2700/6281 (10) · CPC B64C39/00 (9) · CPC B64C11/00 (8) · CPC B64C27/04 (7) · CPC B64C11/001 (7) · CPC B64D27/00 (6) · CPC B64C11/16 (6) · CPC B64C33/00 (6) · CPC B64D35/04 (6) · CPC B64C2700/6295 (5) · CPC B64C11/48 (5) · CPC B64C11/04 (5)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

Showing below up to 250 results in range #1 to #250.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)